University of Bath. Library & Needham, A. (1975). Performance of four physical forms of catalogue: User times and success rate for catalogues on COM fiche, cassetted COM rollfilm, printout and card. Bath University Library.
Chicago-referens (17:e uppl.)University of Bath. Library och Angela Needham. Performance of Four Physical Forms of Catalogue: User Times and Success Rate for Catalogues on COM Fiche, Cassetted COM Rollfilm, Printout and Card. [Bath]: Bath University Library, 1975.
MLA-referens (8:e uppl.)University of Bath. Library och Angela Needham. Performance of Four Physical Forms of Catalogue: User Times and Success Rate for Catalogues on COM Fiche, Cassetted COM Rollfilm, Printout and Card. Bath University Library, 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.